067  
FZUS54 KHGX 212033  
CWFHGX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
333 PM CDT THU OCT 21 2021  
 
UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP  
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS  
 
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST  
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE  
HIGHEST 10 PERCENT OF THE WAVES.  
 
GMZ300-220915-  
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60  
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS  
333 PM CDT THU OCT 21 2021  
   
SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM
 
 
LIGHT EAST TO SOUTHEAST WINDS ARE EXPECTED THROUGH THE END OF THE  
WEEK WITH GENERALLY LOW SEAS. DEEPENING LOW PRESSURE TO THE WEST  
WILL HELP PRODUCE SLOWLY STRENGTHENING SOUTHEAST WINDS OVER THE  
WEEKEND ALONG WITH BUILDING SEAS AND INCREASING RAIN CHANCES.  
 

 
 
GMZ335-220915-  
GALVESTON BAY-  
333 PM CDT THU OCT 21 2021  
   
TONIGHT
 
SOUTHEAST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.    
FRIDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH TO  
SLIGHTLY CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
TUESDAY
 
SOUTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH TO  
SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT
 
SOUTH WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH  
TO SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 

 
 
GMZ330-220915-  
MATAGORDA BAY-  
333 PM CDT THU OCT 21 2021  
   
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS BECOMING EAST AFTER MIDNIGHT.  
BAY WATERS SMOOTH.    
FRIDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST IN THE  
AFTERNOON. BAY WATERS SMOOTH. A SLIGHT CHANCE OF SHOWERS EARLY IN  
THE MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN  
THE MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY BECOMING  
SMOOTH AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN A  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT.    
SUNDAY
 
SOUTHEAST WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH TO  
SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY.    
TUESDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY  
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS BECOMING SOUTH  
AFTER MIDNIGHT. BAY WATERS SMOOTH TO SLIGHTLY CHOPPY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.  
 

 
 
GMZ355-375-220915-  
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-  
333 PM CDT THU OCT 21 2021  
   
TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET. A  
SLIGHT CHANCE OF SHOWERS LATE.    
FRIDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET. A SLIGHT  
CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN THE LATE  
MORNING AND AFTERNOON.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO  
4 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.    
TUESDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
 

 
 
GMZ350-370-220915-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-  
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO  
60 NM-  
333 PM CDT THU OCT 21 2021  
   
TONIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 FEET. A SLIGHT CHANCE  
OF SHOWERS AFTER MIDNIGHT.    
FRIDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 FEET. A CHANCE OF SHOWERS IN  
THE MORNING. A CHANCE OF THUNDERSTORMS LATE IN THE MORNING, THEN  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
A CHANCE OF SHOWERS AND THUNDERSTORMS.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO  
4 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS.    
SUNDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY
 
SOUTH WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET WITH  
OCCASIONAL SEAS UP TO 6 FEET. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.    
TUESDAY NIGHT
 
SOUTH WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
 

 
 
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